Ancient animal history is extremely difficult to reconstruct, for a number of reasons. Some of the earliest creatures in existence were soft-bodied and microscopic, leaving behind very little evidence ...

Scientists revisiting mysterious 540-million-year-old microfossils from Brazil have overturned a major idea about early animal life. What were once thought to be trails left behind by tiny worm-like ...

Discovery Cove in Orlando is famous for its incredible in-water experiences — but some of the park’s most memorable encounters happen on dry land. Welcome to Animal Trek, where guests come face to ...

Trove of fossils discovered in Canada sheds light on "when life first became large, complex and unmistakenly animal." ...